ICD-11 definition : Porphyria due to ALA dehydratase deficiency, also called Porphyria of doss, is an
extremely rare form of acute hepatic porphyria characterized by neuro-visceral attacks
without cutaneous manifestations.The disease occurs in children. Patients suffer acute
neuro-visceral attacks, which persist for several weeks and manifest as intense abdominal
pain, and neurological and psychological symptoms.;
ICD-11 synonym : 5-ALA dehydratase-deficient porphyria; Porphyria of Doss; Aminolevulinate dehydratase deficiency porphyria; Aminolevulinic acid dehydratase deficiency porphyria; ADP - [Aminolevulinate dehydratase deficiency porphyria]; Porphyria due to ALA dehydratase deficiency; Porphyria due to delta-aminolevulinate dehydratase deficiency;
Porphyria due to ALA dehydratase deficiency, also called Porphyria of doss, is an
extremely rare form of acute hepatic porphyria characterized by neuro-visceral attacks
without cutaneous manifestations.The disease occurs in children. Patients suffer acute
neuro-visceral attacks, which persist for several weeks and manifest as intense abdominal
pain, and neurological and psychological symptoms.